DispoVan insulin syringes are manufactured on totally automated printing, assembly and packaging lines as per the requirements of the most stringent quality standards. Barrels are made of nontoxic, clear medical-grade polypropylene compatible with any medication. Plungers, Needle Covers and Bottom Caps (Multipack) are made of nontoxic, medical-grade polypropylene compatible with any medication. Needle is integrated with the barrel. Gaskets are made of natural rubber which is chemically inert and compatible with any medication. Printed graduation scale is available with U-40 and U-100 versions. Insulin syringes are unit packed in a double-laminated plastic film. Before use, check the integrity of tamper-evident, heat-stacked sealing of end-caps with barrel. Before change of Brand/Needle size consult your doctor on usage. Presence of low dead space avoids wastage of medication and ensures accurate dosage.